Flight International Airport departs from San Diego International Airport at 14:05 and arrives at Washington Dulles International Airport at 16:49.The flight has a short stop at Chicago.
The flighttime is about 23h 44m. The distance travelled ("as the bird flies"): 4412 Km. So the average speed is roughly 186 Km.
There is an 3 hour time difference between San Diego and Washington
IDR